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Dell Inspiron 14 7445 2-in-1 Owner's Manual
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Dell Inspiron 14 7445 2-in-1 Owner's Manual

Dell Inspiron 14 7445 2-in-1 Owner's Manual

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Inspiron 14 7445 2-in-1
Owner's Manual
Regulatory Model: P186G
Regulatory Type: P186G002
July 2024
Rev. A03

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Summary of Contents for Dell Inspiron 14 7445 2-in-1

  • Page 1 Inspiron 14 7445 2-in-1 Owner's Manual Regulatory Model: P186G Regulatory Type: P186G002 July 2024 Rev. A03...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2022-2024 Dell Inc. or its subsidiaries. All rights reserved. Dell Technologies, Dell, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.
  • Page 3 Front....................................... 8 Bottom....................................9 Service Tag................................... 9 Modes....................................10 Battery charge and status light .............................12 Chapter 2: Set up your Inspiron 14 7445 2-in-1................13 Chapter 3: Specifications of Inspiron 14 7445 2-in-1..............15 Dimensions and weight..............................15 Processor..................................... 15 Chipset....................................16 Operating system................................16...
  • Page 4 After working inside your computer........................29 BitLocker..................................29 Recommended tools................................. 29 Screw list.....................................29 Major components of Inspiron 14 7445 2-in-1......................30 Chapter 5: Removing and installing Customer Replaceable Units (CRUs)........33 Base cover..................................33 Removing the base cover............................33 Installing the base cover............................36 Memory module.................................
  • Page 5 Clearing BIOS (System Setup) and System passwords..................96 Chapter 9: Troubleshooting......................97 Handling swollen rechargeable Li-ion batteries......................97 Locating the Service Tag or Express Service Code of your Dell computer ............97 Dell SupportAssist Pre-boot System Performance Check diagnostics..............98 Running the SupportAssist Pre-Boot System Performance Check..............98 Built-in self-test (BIST)..............................
  • Page 6 Views of Inspiron 14 7445 2-in-1 Right Figure 1. Right view 1. SD-card slot Reads from and writes to the SD card. The computer supports the following card types: ● Secure Digital (SD) ● Secure Digital High Capacity (SDHC) ● Secure Digital Extended Capacity (SDXC) 2.
  • Page 7 If the power button has a fingerprint reader, place your finger on the power button steadily to log in. NOTE: You can customize the power-button behavior in Windows. 2. Touchpad Move your finger on the touchpad to move the mouse pointer. Tap to left-click and two fingers tap to right-click. Views of Inspiron 14 7445 2-in-1...
  • Page 8 Slide the privacy shutter to the left to access the camera lens. 4. Camera-status light Turns on when the camera is in use. 5. Right microphone Provides digital sound input for audio recording and voice calls. 6. Display Displays the data, videos, and photos. Views of Inspiron 14 7445 2-in-1...
  • Page 9 Service Tag The service tag is a unique alphanumeric identifier that allows Dell service technicians to identify the hardware components in your computer and access warranty information. Views of Inspiron 14 7445 2-in-1...
  • Page 10 Figure 6. Service Tag location Modes The following modes are applicable for your 2-in-1 computers. Notebook Figure 7. Notebook mode Views of Inspiron 14 7445 2-in-1...
  • Page 11 Tablet Figure 8. Tablet mode Stand Figure 9. Stand mode Tent Figure 10. Tent mode Views of Inspiron 14 7445 2-in-1...
  • Page 12 Battery charge and status light The following table lists the battery charge and status light behavior of your Inspiron 14 7445 2-in-1. Table 1. Battery charge and status light behavior  Power Source LED Behavior System Power State Battery Charge Level...
  • Page 13 Dell Support Site. For Windows: Follow the on-screen instructions to complete the setup. When setting up, Dell Technologies recommends that you: ● Connect to a network for Windows updates. NOTE: If connecting to a secured wireless network, enter the password for the wireless network access when prompted.
  • Page 14 This software delivers intelligent features that automatically fine-tune your computer for the best possible audio, power, and performance. Get the most out of your Dell device with intelligent, personalized technology from MyDell. Following are the key features of MyDell: ●...
  • Page 15 ● Maximum: 1.74 kg (3.84 lb) the configuration that is ordered and manufacturing variability. Processor The following table lists the details of the processors that are supported in your Inspiron 14 7445 2-in-1. Table 5. Processor  Description Option one Option two...
  • Page 16 Chipset The following table lists the details of the chipset that is supported in your Inspiron 14 7445 2-in-1. Table 6. Chipset  Description Values Chipset AMD Ryzen Chipset Processor AMD Ryzen 5 8640HS/AMD Ryzen 7 8840HS DRAM bus width 128-bit...
  • Page 17 M.2 cards, search in the Knowledge Base Resource at Dell Support Site. Wireless module The following table lists the Wireless Local Area Network (WLAN) modules that are supported on your Inspiron 14 7445 2-in-1. Table 10. Wireless module specifications  Description Option one Option two...
  • Page 18 The version of the Bluetooth wireless card may vary depending on the operating system that is installed on your computer. Audio The following table lists the audio specifications of your Inspiron 14 7445 2-in-1. Table 11. Audio specifications  Description Values...
  • Page 19 M.2 2230 solid-state drive PCIe Gen 4 x4 NVMe Up to 1 TB Media-card reader The following table lists the media cards that are supported in your Inspiron 14 7445 2-in-1. Table 13. Media-card reader specifications  Description Values Media-card type...
  • Page 20 For example, if you press 2, 2 is displayed; if you press Shift and 2, @ is displayed. Camera The following table lists the camera specifications of your Inspiron 14 7445 2-in-1. Table 16. Camera specifications  Description...
  • Page 21 For more information about touchpad gestures available on Windows, see the Microsoft Knowledge Base article at Microsoft Support Site. Power adapter The following table lists the power adapter specifications of your Inspiron 14 7445 2-in-1. Table 18. Power adapter specifications  Description Values Type...
  • Page 22 Operating and storage temperature ranges may differ among components, so operating or storing the device outside these ranges may impact the performance of specific components. Battery The following table lists the battery specifications of your Inspiron 14 7445 2-in-1. Table 19. Battery specifications  Description...
  • Page 23 If your battery charge is depleted, connect the power adapter, turn on your computer, and then restart your computer to reduce the power consumption. Display The following table lists the display specifications of your Inspiron 14 7445 2-in-1. Table 20. Display specifications  Description...
  • Page 24 Fingerprint reader (optional) The following table lists the specifications of the optional fingerprint-reader of your Inspiron 14 7445 2-in-1. Table 21. Fingerprint reader specifications  Description Values Fingerprint-reader sensor technology Capacitive Fingerprint-reader sensor resolution 500 ppi Fingerprint-reader sensor pixel size 108 x 88 GPU—Integrated...
  • Page 25 ComfortView mode can be enabled and configured using the Dell CinemaColor application. ComfortView mode complies with TÜV Rheinland's requirement for low blue light displays. Low blue light: Dell ComfortView software technology reduces harmful blue light emissions to make extended screen time easy on your eyes.
  • Page 26 You should only perform troubleshooting and repairs as authorized or directed by the Dell technical support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that is shipped with the product or at Dell Regulatory Compliance Home Page.
  • Page 27 ESD protection is an increasing concern. Due to the increased density of semiconductors used in recent Dell products, the sensitivity to static damage is now higher than in previous Dell products. For this reason, some previously approved methods of handling parts are no longer applicable.
  • Page 28 ● Use a wired ESD wrist strap that is properly grounded. Wireless anti-static straps do not provide adequate protection. Touching the chassis before handling parts does not ensure adequate ESD protection on parts with increased sensitivity to ESD damage. ● Handle all static-sensitive components in a static-safe area. If possible, use anti-static floor pads and workbench pads. ●...
  • Page 29 Transporting sensitive components When transporting ESD sensitive components such as replacement parts or parts to be returned to Dell, it is critical to place these parts in anti-static bags for safe transport.
  • Page 30 M2x3 I/O board M2x3 Wireless-card bracket M2x3 Solid-state drive M2x3 Type-C bracket M2x4 M2x4 Touchpad M2x2.5 M2x2 Major components of Inspiron 14 7445 2-in-1 The following image shows the major components of Inspiron 14 7445 2-in-1. Working inside your computer...
  • Page 31 Figure 12. Major components of Inspiron 14 7445 2-in-1 1. Base cover 2. Battery 3. Memory module 4. Heat sink 5. System board 6. Speaker 7. Touchpad 8. Palm-rest and keyboard assembly 9. Display assembly 10. Power button 11. IO board...
  • Page 32 14. Wireless card NOTE: Dell provides a list of components and their part numbers for the original computer configuration purchased. These parts are available according to warranty coverage purchased by the customer. Contact your Dell sales representative for purchase options.
  • Page 33 Removing and installing Customer Replaceable Units (CRUs) The replaceable components in this chapter are Customer Replaceable Units (CRUs). CAUTION: Customers can replace only the Customer Replaceable Units (CRUs) following the safety precautions and replacement procedures. NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Base cover Removing the base cover Prerequisites...
  • Page 34 Figure 13. Loosen the screws Removing and installing Customer Replaceable Units (CRUs)
  • Page 35 Figure 14. Removing the base cover Figure 15. Disconnecting the battery cable Steps 1. Remove the four screws (M2x4) that secure the base cover to the palm-rest and keyboard assembly. Removing and installing Customer Replaceable Units (CRUs)
  • Page 36 2. Loosen the three captive screws that secure the base cover to the palm-rest and keyboard assembly. NOTE: Upon loosening the captive screws, the base cover will open up creating a gap between the base cover and the palm-rest assembly at the hinges. 3.
  • Page 37 Figure 17. Installing the base cover Removing and installing Customer Replaceable Units (CRUs)
  • Page 38 Figure 18. Tighten the screws Steps 1. Connect the battery cable to the battery-cable connector (BATT1) on the system board and adhere the tape that secures the battery cable to the battery. 2. Align the screw holes on the base cover with the screw holes on the palm-rest and keyboard assembly, and then snap the base cover into place.
  • Page 39 Memory module Removing the memory module Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task The following image indicates the location of the memory module and provides a visual representation of the removal procedure. Figure 19.
  • Page 40 CAUTION: To prevent damage to the memory module, hold the memory module by the edges. Do not touch the components or metallic contacts on the memory module as electrostatic discharge (ESD) can inflict severe damage on the components. To read more about ESD protection, see protection.
  • Page 41 Steps 1. Lift the Mylar to access the memory-module slot. 2. Align the notch on the memory module with the tab on the memory-module slot on the system board. 3. Slide the memory module into the memory-module slot on the system board. CAUTION: To prevent damage to the memory module, hold the memory module by the edges.
  • Page 42 Figure 21. Removing the solid-state drive Steps 1. Remove the screw (M2x3) that secures the M.2 2230 solid-state drive assembly to the system board. 2. Slide and lift the M.2 2230 solid-state drive assembly off the system board. 3. Flip over the M.2 2230 solid-state drive assembly. 4.
  • Page 43 Figure 22. Installing the solid-state drive Steps 1. Place and align the M.2 2230 solid-state drive on the M.2 2230 solid-state drive mounting bracket. 2. Replace the screw (M2x1.8) that secures the M.2 2230 solid-state drive to the M.2 2230 solid-state drive mounting bracket. 3.
  • Page 44 Figure 23. Removing the wireless card Steps 1. Remove the screw (M2x3) that secures the wireless-card bracket to the wireless card. 2. Lift the wireless-card bracket off the wireless card. 3. Disconnect the antenna cables from the wireless card. 4. Slide and lift the wireless card off the system board. Installing the wireless card Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
  • Page 45 Figure 24. Installing the wireless card Steps 1. Align the notch on the wireless card with the tab on the wireless-card slot on the system board. 2. Slide the wireless card into the wireless-card slot on the system board. 3. Connect the antenna cables to the wireless card. The following table provides the antenna-cable color scheme for the wireless card that is supported by your computer.
  • Page 46 System fan Removing the system fan Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task The following image indicates the location of the fan and provides a visual representation of the removal procedure. Figure 25.
  • Page 47 Figure 26. Installing the fan Steps 1. Place the fan on the palm-rest and keyboard assembly. 2. Align the screw holes on the fan with the screw holes on the palm-rest and keyboard assembly. 3. Replace the two screws (M2x4) that secure the fan to the palm-rest and keyboard assembly. 4.
  • Page 48 ● If the battery gets stuck inside your computer as a result of swelling, do not try to release it as puncturing, bending, or crushing a rechargeable Li-ion battery can be dangerous. In such an instance, contact Dell technical support for assistance. See Contact Support at Dell Support Site.
  • Page 49 Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task CAUTION: Removing the battery resets the BIOS setup settings to default. It is recommended that you note the BIOS setup settings before removing the battery. The following image indicates the location of the battery and provides a visual representation of the removal procedure.
  • Page 50 Figure 28. Installing the battery Steps 1. Align the screw holes on the battery with the screw holes on the palm-rest and keyboard assembly. 2. Replace the five screws (M2x3) that secure the battery to the palm-rest and keyboard assembly. Next steps 1.
  • Page 51 Figure 29. Disconnecting the battery cable Steps 1. Unroute the battery cable from the routing guides on the battery. 2. Open the latch and disconnect the battery cable from the connector on the battery. CAUTION: DO NOT pull the battery cable to disconnect it from the battery, it may damage the battery or the battery cable.
  • Page 52 Figure 30. Connecting the battery cable Steps 1. Connect the battery cable to the connector on the battery and close the latch. 2. Route the battery cable through the routing guides on the battery. Next steps 1. Install the battery. 2.
  • Page 53 Figure 31. Removing the heat sink Steps 1. In reverse sequential order (4->3->2->1), loosen the four captive screws that secure the heat sink to the system board. 2. Lift the heat sink off the system board. Installing the heat sink CAUTION: The information in this section is intended for authorized service technicians only.
  • Page 54 Figure 32. Installing the heat sink Steps 1. Place the heat sink on the system board. 2. Align the screw holes on the heat sink with the screw holes on the system board. 3. In sequential order (1->2->3->4) tighten the four captive screws that secure the heat sink to the system board. Next steps 1.
  • Page 55 Figure 33. Removing the I/O board Steps 1. Remove the two screws (M2.5x5) that secure the left display hinge to the palm-rest and keyboard assembly. 2. Pry open the left display hinge to an angle of 90 degrees. 3. Lift the latch and disconnect the power-button with fingerprint reader cable from the I/O board. NOTE: This step is only applicable to computers shipped with the optional fingerprint reader.
  • Page 56 Figure 34. Installing the I/O board Steps 1. Place the I/O board on the palm-rest and keyboard assembly. 2. Align the screw holes on the I/O board with the screw holes on the palm-rest and keyboard assembly. 3. Replace the screw (M2x3) that secure the I/O board to the palm-rest and keyboard assembly. 4.
  • Page 57 About this task NOTE: This procedure is applicable only for computers that are shipped without the optional fingerprint reader. The following image indicates the location of the power button and provides a visual representation of the removal procedure. Figure 35. Removing the power button Steps 1.
  • Page 58 Figure 36. Installing the power button Steps 1. Place the power button into its slot on the palm-rest and keyboard assembly. 2. Align the screw hole on the power button with the screw hole on the palm-rest and keyboard assembly. 3.
  • Page 59 Figure 37. Removing the power button with fingerprint reader Steps 1. Lift the Mylar covering the fingerprint-reader cable. 2. Remove the screw (M2x3) that secures the power button with fingerprint reader to the palm-rest and keyboard assembly. 3. Remove the fingerprint-reader cable from the palm-rest and keyboard assembly. 4.
  • Page 60 Figure 38. Installing the power button with fingerprint reader Steps 1. Align and place the power button, along with the fingerprint-reader cable, into its slot on the palm-rest and keyboard assembly. 2. Align the screw hole on the power button with the screw holes on the palm-rest and keyboard assembly. 3.
  • Page 61 Figure 39. Removing the touchpad Steps 1. Lift the latch and disconnect the touchpad cable from the touchpad-cable connector (TP1) on the system board. 2. Lift the latch and disconnect the touchpad cable from the touchpad. 3. Lift the touchpad cable off the palm-rest and keyboard assembly. 4.
  • Page 62 Figure 40. Installing the touchpad Steps 1. Place the touchpad into its slot on the palm-rest and keyboard assembly. 2. Align the screw holes on the touchpad with the screw holes on the palm-rest and keyboard assembly. 3. Replace the four screws (M2x2) and the screw (M2x2.5) that secure the touchpad to the palm-rest and keyboard assembly. 4.
  • Page 63 Speakers Removing the speakers CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. 4. Remove the wireless card.
  • Page 64 Steps 1. Lift the latch and disconnect the keyboard-backlight cable from the keyboard-backlight cable connector (KBBL1) on the system board. 2. Lift the latch and disconnect the keyboard cable from the keyboard cable connector (KB1) on the system board. 3. Lift the latch and disconnect the touchpad cable from the touchpad-cable connector (TP1) on the system board. 4.
  • Page 65 Figure 42. Installing the speakers Steps 1. Using the alignment posts and rubber grommets, place the speakers on the slots of the palm-rest and keyboard assembly. 2. Route the speaker and wireless module cables through the routing guides on the palm-rest and keyboard assembly. NOTE: After replacing the speakers on the palm-rest and keyboard assembly, ensure that the rubber grommets are seated into the slot and installed on the speakers properly.
  • Page 66 Display assembly Removing the display assembly CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task The following images indicate the location of the display assembly and provide a visual representation of the removal procedure. Figure 43.
  • Page 67 Figure 44. Removing the display assembly Steps 1. Peel the tape that secures the display-cable connector latch to the system board. 2. Lift the latch and disconnect the display cable from the display-cable connector (LCD) on the system board. 3. Remove the two screws (M2.5x5) that secure the left display hinge to the palm-rest and keyboard assembly. 4.
  • Page 68 Figure 45. Installing the display assembly Figure 46. Replacing the screws Removing and installing Field Replaceable Units (FRUs)
  • Page 69 Steps 1. Place the display assembly on a clean and flat surface. 2. Place the palm-rest and keyboard assembly on the display assembly. 3. Align the screw holes on the left display hinge with the screw holes on the palm-rest and keyboard assembly. 4.
  • Page 70 Figure 47. Connectors on the system board 1. Fan-cable connector (FN1) 2. M.2 wireless-card connector 3. Display-cable connector(LCD) 4. Memory module connector 5. Keyboard-backlight cable connector(KBBL1) 6. Keyboard-cable connector (KB1) 7. Battery-cable connector (BATT1) 8. Touchpad-cable connector (TP1) 9. Speaker-cable connector (SPK1) 10.
  • Page 71 Steps Figure 48. Removing the screws on the right hinge 1. Remove the three screws (M2.5x5) that secure the right display hinge to the palm-rest and keyboard assembly. Figure 49. Removing the cable connectors 2. Lift the I/O-board cable-connector (IOBD1) latch and disconnect the I/O-board cable from the system board. 3.
  • Page 72 4. Lift the latch and disconnect the touchpad cable from the touchpad-cable connector (TP1) on the system board. 5. Lift the latch and disconnect the keyboard cable from the keyboard-cable connector (KB1) on the system board. 6. Lift the latch and disconnect the keyboard-backlight cable from the keyboard-backlit cable connector (KBBL1) on the system board.
  • Page 73 About this task The following image indicates the connectors on your system board. Figure 51. Connectors on the system board 1. Fan-cable connector (FN1) 2. M.2 wireless-card connector 3. Display-cable connector(LCD) 4. Memory module connector 5. Keyboard-backlight cable connector(KBBL1) 6. Keyboard-cable connector (KB1) 7.
  • Page 74 Steps Figure 52. Installing the system board 1. Align the screw holes on the system board with the screw holes on the palm-rest and keyboard assembly. 2. Replace the two screws (M2x2) that secure the system board to the palm-rest and keyboard assembly. Figure 53.
  • Page 75 Figure 54. Replacing the cable connectors 5. Connect the I/O board cable to the I/O board cable-connector (IOBD1) on the system board. 6. Connect the speaker cable to the speaker-cable connector (SPK1) on the speaker board. 7. Connect the touchpad cable to the touchpad-cable connector (TP1) on the system board and close the latch. 8.
  • Page 76 4. Install the M.2 2230 solid-state drive. 5. Install the wireless card. 6. Install the battery. 7. Install the base cover. 8. Follow the procedure in After working inside your computer. Palm-rest and keyboard assembly Removing the palm-rest and keyboard assembly CAUTION: The information in this section is intended for authorized service technicians only.
  • Page 77 Figure 56. Removing the palm-rest and keyboard assembly Steps After performing the steps in the pre-requisites, you are left with the palm-rest and keyboard assembly. Installing the palm-rest and keyboard assembly CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
  • Page 78 Figure 57. Installing the palm-rest and keyboard assembly Steps Place the palm-rest and keyboard assembly on a clean and flat surface. Next steps 1. Install the system board. NOTE: The system board can be installed with the heat sink attached. 2.
  • Page 79 ● Windows 11 Home in S-mode ● Windows 11 Pro ● Windows 11 Pro National Academic Drivers and downloads When troubleshooting, downloading, or installing drivers, it is recommended that you read the Dell Knowledge Base article Drivers and Downloads FAQs 000123347. Software...
  • Page 80 BIOS Setup CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup. Certain changes can make your computer work incorrectly. NOTE: Depending on the computer and the installed devices, the options that are listed in this section may or may not be displayed.
  • Page 81 Depending on your computer and its installed devices, the items that are listed in this section may or may not be displayed. Table 28. System setup options—Overview menu  Overview Inspiron 14 7445 2-in-1 BIOS Version Displays the BIOS version number. Service Tag Displays the Service Tag of the computer.
  • Page 82 The computer stops booting to the operating system when a component is not authenticated during the boot process. Secure Boot can be enabled in BIOS setup or using management interfaces like Dell Command|Configure, but can only be disabled from BIOS setup.
  • Page 83 By default, the Enable Microsoft UEFI CA option is enabled. For additional security, Dell Technologies recommends keeping the Microsoft UEFI CA option enabled to ensure the broadest compatibility with devices and operating systems.
  • Page 84 Table 30. System setup options—Integrated Devices menu (continued) Integrated Devices By default, the Enable Intenal Speaker option is enabled. USB/Thunderbolt Configuration Enable USB Boot Support Enables booting from USB mass storage devices that are connected to external USB ports. By default, the Enable USB Boot Support option is enabled. Enable External USB Ports Enables the external USB ports.
  • Page 85 Table 32. System setup options—Display menu (continued) Display By default, the screen brightness is set to 100 when the computer is running on AC power. Touchscreen Enables or disables the touch screen option. By default, the Touchscreen option is enabled. Full Screen Logo Enables or disables the computer to display a full-screen logo, if the image matches screen resolution.
  • Page 86 Table 34. System setup options—Power menu (continued) Power Wake on Dell USB-C Dock When enabled, connecting a Dell USB-C Dock wakes the computer from Standby, Hibernate, and Power Off. By default, the Wake on Dell USB-C Dock option is enabled. Block Sleep Enables or disables the computer from entering Sleep (S3) mode in the operating system.
  • Page 87 By default, the Start Data Wipe option is disabled. Absolute Absolute Software provides various cyber security solutions, some requiring software preloaded on Dell computers and integrated into the BIOS. To use these features, you must enable the Absolute BIOS setting and contact Absolute for configuration and activation.
  • Page 88 BIOS passwords. You can modify the minimum and maximum length of the passwords and require passwords to contain certain character classes (upper case, lower case, digit, special character). Dell Technologies recommends setting the minimum password length to at least eight characters. Password Bypass The Password Bypass option allows the computer to reboot from the operating system without entering the computer or hard drive password.
  • Page 89 When an internal hard drive password is set, it must first be cleared before Master Password Lockout can be changed. By default, the Enable Master Password Lockout option is disabled. Dell does not recommend enabling the Master Password Lockout unless you have implemented your own password recovery computer. Allow Non-Admin PSID Revert...
  • Page 90 Allows you to control the automatic boot flow for SupportAssist System Resolution Console and for Dell operating system Recovery Tool. By default, the Dell Auto OS Recovery Threshold value is set to 2. Table 38. System setup options—System Management menu ...
  • Page 91 Table 39. System setup options—Keyboard menu (continued) Keyboard Keyboard Backlight Timeout on AC Sets the timeout value for the keyboard backlight when an AC adapter is connected to the computer. By default, the 1 minute option is selected. Keyboard Backlight Timeout on Battery Sets the timeout value for the keyboard backlight when the computer is running only on the battery power.
  • Page 92 This option is not available when the virtualization setting for IOMMU is disabled (VT-d/AMD Vi). By default, the Enable Pre-Boot DMA Support option is enabled. For additional security, Dell Technologies recommends keeping the Enable Pre- Boot DMA Support option enabled. NOTE: This option is provided only for compatibility purposes, since some older hardware is not DMA capable.
  • Page 93 Updating the BIOS Updating the BIOS in Windows Steps 1. Go to Dell Support Site. 2. Click Product support. In the Search support box, enter the Service Tag of your computer, and then click Search. NOTE: If you do not have the Service Tag, use the SupportAssist to automatically identify your computer. You can also use the product ID or manually browse for your computer model.
  • Page 94 ● USB drive formatted to the FAT32 file system (the drive does not have to be bootable) ● BIOS executable file that you downloaded from the Dell Support website and copied to the root of the USB drive ● AC power adapter must be connected to the computer ●...
  • Page 95 System and setup password Table 44. System and setup password  Password type Description System password Password that you must enter to log in to your system. Setup password Password that you must enter to access and make changes to the BIOS settings of your computer. You can create a system password and a setup password to secure your computer.
  • Page 96 6. Press Y to save the changes and exit from System Setup. The computer restarts. Clearing BIOS (System Setup) and System passwords About this task To clear the computer or BIOS passwords, contact Dell technical support as described at Contact Support. For more information, go to Dell Support Site.
  • Page 97 ● Using a non-Dell or incompatible battery may increase the risk of fire or explosion. Replace the battery only with a compatible battery purchased from Dell that is designed to work with your Dell computer. Do not use a battery from other computers with your computer.
  • Page 98 Check diagnostics About this task SupportAssist diagnostics (also known as system diagnostics) performs a complete check of your hardware. The Dell SupportAssist Pre-boot System Performance Check diagnostics is embedded with the BIOS and launched by the BIOS internally. The embedded system diagnostics provides options for particular devices or device groups allowing you to: ●...
  • Page 99 LCD Built-in Self-Test (BIST) Dell laptops have a built-in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with the LCD (screen) of the Dell laptop or with the video card (GPU) and computer settings.
  • Page 100 The following diagnostic light codes and recommended solutions are intended for Dell service technicians to troubleshoot problems. You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Table 46. System-diagnostic lights ...
  • Page 101 You can also download it from the Dell Support website to troubleshoot and fix your computer when it fails to boot into the primary operating system due to software or hardware failures.
  • Page 102 6. Install the battery. 7. Install the base cover. 8. Connect the power adapter to the computer. 9. Turn on the computer. NOTE: For more information about performing a hard reset, search in the Knowledge Base Resource at the Dell Support Site. Troubleshooting...
  • Page 103 Getting help and contacting Dell Technologies Self-help resources You can get information and help on Dell Technologies products and services using these self-help resources: Table 47. Self-help resources  Self-help resources Resource location Information about Dell Technologies products and services Dell Site...

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